/*
 * BSD Licence:
 * Copyright (c) 2001, 2002 Ben Houston [ ben@exocortex.org ]
 * Exocortex Technologies [ www.exocortex.org ]
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice, 
 * this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright 
 * notice, this list of conditions and the following disclaimer in the 
 * documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the <ORGANIZATION> nor the names of its contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 * 
 * 
 * =========================== CHANGE LOG ===========================
 * 
 * July 31, 2002 Ben Houston (ben@exocortex.org)
 * 
 *  - created by removing 'Sign' enum definition from Math3D.cs
 * 
 */


using System;


namespace Exocortex.Geometry3D
{
	/// <summary>
	/// Signs
	/// </summary>
	public enum Sign : int {
		/// <summary>
		/// undefined relationship
		/// </summary>
		Undefined	= -2,
		/// <summary>
		/// equal or lesser than zero
		/// </summary>
		Negative	= -1,
		/// <summary>
		/// equal to zero
		/// </summary>
		Zero		= 0,
		/// <summary>
		/// equal or greater than zero
		/// </summary>
		Positive	= 1,
		/// <summary>
		/// conflicted relation, both greater and less than zero
		/// </summary>
		Mixed		= 2
	}

}
